Product Feature High quality laptop notebook computer screws, made of alloy steel. Each Size 50pcs, total 500pcs in a handy plastic box. Set includes 10 kinds of commonly used in notebook computer screws! Perfect for laptop and computer repair. Others M2x3 50pcs M2x4 50pcs M2x5 50pcs M2x6 50pcs M2.5x3.5 50pcs M2.5x4 50pcs M2.5x5 50pcs M2.5x6 50pcs M2.5x8 50pcs M3x3 50pcs Product Specification Type: Laptop Computer Repair Screws Material: Alloy Steel Screws Quantity: 500pcs Popular sizes: M2, M2.5, M3 Package Included 500 x Laptop Screws Set with Plastic Box